musync

#!/usr/bin/python
import os
ROUTER=0 #set it to 1 if you have a router and configure static ip for all the devices on your local network
HOSTNAME=[] #fill them manually in case you have multiple devices and a router, no need to fill if you don't
USERNAME=[] # in absence of a router only single device can be synced the one that is the hotspot
PORT=[] #ssh port on corresponding devices
PATH=['~/storage/shared/Music'] #respective paths to folders in corresponding devices that are to be synced
SOURCE='/run/media/nikhil/New\ Volume/Music/*' #single source of truth on host device
DELETE_SYNC=0 # if set to 1 the files deleted on main machine will also be deleted everywhere

if ROUTER==0:
    os.system("netstat -rn>gateway")
    f=open("gateway").readlines()
    lines=len(f)
    if lines<3:
        print("No device connected right now, EXITING")
        exit()
    l3=f[2].strip().split()
    HOSTNAME.append(l3[1])
    USERNAME.append('u0_a119')#change it accordingly, default in termux
    PORT.append(8022)

ok=((len(HOSTNAME)==len(USERNAME)) and (len(USERNAME)==len(PORT)))
ok&=(len(PORT)==len(PATH))
if ok==0:
    print("Script not configured properly exiting")

sz=len(HOSTNAME)
for i in range(sz):
    host=HOSTNAME[i]
    port=PORT[i]
    user=USERNAME[i]
    src=SOURCE
    dest=PATH[i]
    delete="--delete"
    if DELETE_SYNC==0:
        delete=""
    s=f"rsync -r {delete} -e 'ssh -o \"StrictHostKeyChecking=no\" -p {port}' {SOURCE} {user}@{host}:{dest}"
    os.system(s)
    print("synced successfully")